diffusion filter

TV
Mounted at front of camcorder lens, gives videotaped images a foggy, fuzzy, dreamy look. [See filter]

Audio and video glossary. 2014.

Look at other dictionaries:

  • Diffusion filter — A diffusion filter is a translucent photographic filter used for a special effect. When used in front of the camera lens, a diffusion filter softens subjects and generates a dreamy haze. This can also be improvised by smearing petroleum jelly on… …   Wikipedia

  • diffusion board — diffusion board, a porous, chemically treated board, similar in appearance to fiberboard, having the ability to filter out such contaminants as gases and noxious or radioactive particles while allowing oxygen and carbon dioxide to pass through… …   Useful english dictionary

  • Filter feeder — [ left|thumb|200px|Krill feeding under high phytoplankton concentration (slowed down by a factor of 12).] Filter feeders (also known as suspension feeders) are animals that feed by straining suspended matter and food particles from water,… …   Wikipedia

  • Filter (Fluid) — Der Filter (fachsprachlich auch das Filter) hält, wie ein Sieb, Feststoffe aus einem Gas oder Flüssigkeitsstrom zurück. Die feststofffreie Phase wird bei der Filtration von Flüssigkeiten mit Filtrat und in der Gasfiltration meist mit Reingas… …   Deutsch Wikipedia

  • Diffusion (Bildverarbeitung) — In der Bildverarbeitung werden Diffusionsvorgänge angewendet um den sogenannten Scale Space (Skalenraum) zu erzeugen. Im Scale Space ist die Glättung eines Bildes abhängig von einem frei einstellbaren Skalenparameter. Je größer der… …   Deutsch Wikipedia

  • Photographic filter — Four photographic filters. Clockwise, from top left, an infrared hot mirror filter, a polarising filter, and a UV filter. The larger filter is a polariser for Cokin style filter mounts. In photography and videography, a filter is a camera… …   Wikipedia

  • Trickling filter — A trickling filter consists of a fixed bed of rocks, gravel, slag, polyurethane foam, sphagnum peat moss, or plastic media over which sewage or other wastewater flows downward and causes a layer or film of microbial slime to grow, covering the… …   Wikipedia

  • Fritte (Filter) — Die Fritte ist ein Filter aus Glas oder Keramik, der zum Filtern auch feinster Partikel verwendet wird. Das Glas oder die Keramik sind porös, so dass der herauszufilternde Stoff wie in einem sehr feinen Sieb in den Poren hängen bleibt.… …   Deutsch Wikipedia

  • Agar diffusion test — The agar diffusion test, or the Kirby Bauer disk diffusion method, is a means of measuring the effect of an antimicrobial agent against bacteria grown in culture. The bacteria in question is swabbed uniformly across a culture plate. A filter… …   Wikipedia

  • Nonlinear filter — A nonlinear filter is a signal processing device whose output is not a linear function of its input. Terminology concerning the filtering problem may refer to the time domain (state space) showing of the signal or to the frequency domain… …   Wikipedia

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